Home / 42,115.16-63,127.38-22,373.84

Finding the Fourth Proportional to 42,115.16, 63,127.38 and 22,373.84

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Solution

The fourth proportional to 42,115.16, 63,127.38 and 22,373.84 is: 33,536.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,115.16 : 63,127.38 = 22,373.84 : x
  2. Step 2: Convert to fraction form
    42,115.16/63,127.38 = 22,373.84/x
  3. Step 3: Cross multiply
    42,115.16x = 63,127.38 × 22,373.84
  4. Step 4: Simplify right side
    42,115.16x = 1,412,401,899.74
  5. Step 5: Solve for x
    x = 1,412,401,899.74/42,115.16
  6. Step 6: Final answer
    x = 33,536.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.